.banner {
    width: 100%;
    height: 650px;
    left: 0;
    top: 0;
    margin: 0;
    padding: 0;
    background-color: rgba(3, 3, 3, .8);
    vertical-align: middle;
    overflow: hidden;
    zoom: 1;
}
.middle {
    width: 100%;
    height: auto;
    left: 0;
    right: 0;
    /*background-color: rgba(243, 3, 36, .7);*/
}
.middle-section {
    width: 100%;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
    /*background-color: #FFFF3F;*/
}
.middle-container {
    width: 1064px;
    height: 100%;
    line-height: 100%;
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
    /*background-color: #FF123F;*/
}
.list_project_btn {
    margin-top: 30px;
    outline: none;
}
.footer {
    position: fixed;
    width: 100%;
    height: auto;
    margin:auto;
    left:0;
    right:0;
    bottom: 0;
    /*background-color: rgba(26, 26, 26, 1.0);*/
}
.footer-container {
    width: 1064px;
    height: auto;
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
    /*background-color: #333333;*/
}
.footer-bottom {
    width: 1064px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
    font-size: small;
    color: #AAAAAA;
    /*background-color: #DDDDDD;*/
}
.go-top {
    width: 45px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    position: fixed;
    bottom:100px;
    background-color: #1989FA;
    cursor:pointer;
    left: 94%;
    display: none;
    font-size: 13px;
    z-index:999;
    /*border-radius: 25px;*/
}
.go-top img {
    width: 25px;
    height: 20px;
    vertical-align: middle;
}
.go-top:hover {
    background-color: #0767D8;
}